At a glance
| Booth | L0210 |
| Country | TW |
| Website | www.linde-lienhwa.com.tw |
Company profile
Linde LienHwa Industrial Gases Co., Ltd. began in 1985 as a joint venture between Lien Hwa Industrial Holdings, part of 聯華神通集團, and Linde, and it is described as the largest industrial-gas manufacturer in Taiwan with headquarters in Taipei. The company supplies industrial gases required by industries across Taiwan, electronic-grade gases for high-technology and semiconductor manufacturing, and gases used in medical and food production. Its capabilities cover the gas-supply chain from the design and construction of gas-production facilities through operation, distribution, gas-application solutions, installation and customized logistics support. Supply formats include pipeline delivery, tanker delivery and cylinder filling, allowing the company to support different volumes and operating environments. Through its partnership with Linde, the company states that it can provide gas and gas-application technologies while investing in high-efficiency gas-production equipment and drawing on international experience in technology, marketing and management. The company attributes its continued growth to Taiwan economic development and Linde support in capital investment, advanced technology and gas-application development. For electronics, Linde describes more than 100 years of experience in gas production and supply, process knowledge, R&D programs, clean-room cylinder filling, corrosive-gas purification, stocking and logistics infrastructure. The electronics business covers high-purity gases and chemicals for silicon and compound-semiconductor industries, with product development focused on purity and supply consistency requirements. In solar-cell manufacturing, the company states that it has worked with industry pioneers on gas-technology development across development nodes in the sector. Linde LienHwa Industrial Gases Co., Ltd. states that it has Taiwan largest gas-supply capacity, underground pipeline networks serving science and industrial parks, its own transportation team and equipment in multiple specifications with capacity for future expansion. It also uses centralized spare-parts management to shorten maintenance schedules and provides professional customer-service support for rapid problem solving. The company states that it has passed ISO:9001, ISO14000, OHSAS18000 and FSSC 22000 Food Safety System Certification requirements. Its service model includes stable gas supply, gas-management services, design, installation and maintenance for high-purity gas-supply systems, and on-site gas and chemical services. The company also states that its special-gas production network includes three plants located in major electronics-manufacturing centers, supporting timely transport, flexible supply and safety requirements.
Exhibits
The product portfolio includes oxygen, nitrogen, argon, carbon dioxide, hydrogen, helium, gas mixtures, specialty gases, welding materials and regulators, together with packaged chemicals, refrigerant gases, equipment, materials, hardware and worker-safety products. Supply options scale from low-volume cylinders through high-capacity tanks to customizable on-site supply systems, with sizes, purities and pressures selected for different customer requirements. Nitrogen is offered through cylinders, generators and on-site solutions for different volume and purity needs, including high-volume production from air-separation plants and additional purification where very high purity is required. In semiconductor manufacturing, N2 is used in large quantities as purge and carrier gas, while electronics applications include inerting epitaxial reactors and laboratory analysis uses it as carrier, zero and balancing gas. Other nitrogen applications listed include blanketing, purging and sparging in food and chemical industries, modified-atmosphere packaging, shock freezing, biological-material storage, cryosurgery, cryogenic grinding, heat treatment, ammonia production and cold traps. Helium is supplied for applications that use its low boiling point of 4.2 Kelvin or –269° Celsius, including cooling superconductive magnetic coils in MRI and NMR medical equipment. The company also lists helium for rocket-fuel pressurization, inert atmospheres in welding and heat treatment, epitaxial crystal growth, semiconductor-atmosphere purging, analytical-instrument calibration and leak testing. Helium can be combined with oxygen for breathing-gas mixtures, and its non-flammable and low-density properties are also used in balloon applications. The helium supply network includes one of the world’s largest helium plants in Otis, Kansas, other facilities worldwide and more than 50 helium transfill facilities across major helium markets. Depending on volume requirements, helium can be supplied in insulated ISO containers, tube trailers, dewars, multi-cylinder packs, regular cylinders or portable cylinders. Hydrogen can be produced through natural-gas steam reforming or water electrolysis; H2 has the highest thermal conductivity among fuel gases, and its flame reaches 2834°C when combined with oxygen. Argon and hydrogen mixtures are used as shielding gases for TIG and plasma welding of austenitic stainless steels and some nickel alloys, and argon-hydrogen mixtures are also used for plasma cutting of stainless steel and aluminum. Hydrogen is also listed for underwater flame cutting, glass-rim forming, production of carbon steels, special metals and semiconductors, and as a reducing or carrier gas in electronics and gas chromatography. Additional hydrogen applications include oil hydrogenation, petroleum hydro-treatment, fuel desulphurization, metal heat treatment, leak testing, petrochemical and chemical processes, industrial and laboratory torches and liquid rocket fuel. Further hydrogen applications include fuel-cell vehicles, HF/DF chemical lasers, solid-physics research, nuclear-plant bubble chambers, ammonia synthesis and turbogenerator cooling. For electronics customers, Linde LienHwa Industrial Gases Co., Ltd. describes a supply-chain quality system covering raw-material supply through final product delivery at the point of use in customer fabs. The electronics quality program includes measurement of gas purity, consistency and reliability, business-continuity planning, and process and statistical quality control. Cost and delivery measures include in-house production management, process engineering, on-site and localization solutions, local production, multiple supply resources, investments in bulk-gas and pipeline infrastructure, and large-scale on-site SPECTRA-N high-purity nitrogen generators. Safety measures include a safety-first culture, safety embedded in processes, the position that incidents and injuries are preventable, and an organized HIRT team for emergency cases. Environmental-sustainability activities include energy-efficient SPECTRA nitrogen plants, materials recycling and recovery, fluorine technology to reduce emissions, on-site solutions intended to reduce carbon footprint, and customer work at the Taichung ERDC on environmentally friendly electronic materials. The electronics offering serves semiconductor, TFT-LCD, LED and photovoltaic sectors, with investments in processes, engineering, on-site systems and localized solutions used to address changing requirements. For semiconductor manufacturing, the portfolio combines bulk gases and electronic specialty gases with global supply-chain support for high-quality, measured, consistent, reliable and more sustainable processes. Semiconductor bulk gases listed are Ar, CO2, He, H2, N2 and O2, while specialty gases include CO, high-purity CO2, CxFy, CF4, F2 / N2, GeH4, HBr, HCl, N2O, Ne and Xe laser-gas mixtures, NF3, NH3, SiH4, Si2H6, Si2Cl6, SiH2Cl2, SiHCl2 and SF6. For TFT-LCD production, the company provides dedicated process-gas production facilities and bulk-gas infrastructure across Asia, a portfolio of electronics specialty gases and on-site fluorine systems for chamber cleaning intended to lower manufacturing carbon footprints. For LED manufacturing, the company supplies bulk and specialty gases and turnkey capabilities for larger fabs, with on-site facilities for continuous, monitored and flexible supply of gases including ammonia, hydrogen and nitrogen and with standardized modular designs intended to improve cost efficiency and reliability. For photovoltaic manufacturing, the company supplies gas and engineering capabilities to thin-film and crystalline-silicon solar-cell manufacturers and describes its work as reducing carbon-dioxide footprint and cost per watt. The electronics portfolio also covers semiconductor, panel-display, LED and solar applications with corresponding bulk gases and electronic-grade specialty gases. The specialty-gas portfolio includes more than 100 specialty gases and mixtures as well as calibration mixtures, instrument gases, high-purity gases and precision gas-delivery equipment. Specialty-gas services can be tailored by product form, supply frequency and delivery requirement and combine high-purity gases with precision-engineered supply products, analysis guidance and services for analytical and instrumentation needs. Argon is described as an inert atmospheric gas obtained through air separation and used as a shielding gas in welding, with applications in electronics, medical laser mixtures, aluminum production, steelmaking, metal processing and insulation. In electronics, argon provides an inert environment for growing large silicon crystals or producing silicon ingots, supports silicon-wafer production for solar and semiconductor industries, purges process equipment, and can serve as a carrier gas in epitaxial growth or sputtering. Electronics customers served with argon include semiconductor, solar, display and LED manufacturers. Medical laser applications use excimer-laser mixtures containing halogen, rare gas and buffer gas components, while electronics applications include microlithography, display production and micro-hole drilling. Food-grade gases are described as processing aids and additives produced in compliance with food regulations, while medical gases are supported by four PIC/GMP manufacturing plants in Taiwan and are produced under medical-gas and medical-device regulatory requirements. Application specialists also provide process-optimization services by examining complete gas-use schemes and designing solutions around customer operating requirements.
Capabilities and products
- semiconductor argon (Ar) supply
- semiconductor carbon dioxide (CO2) supply
- semiconductor helium (He) supply
- semiconductor hydrogen (H2) supply
- semiconductor nitrogen (N2) supply
- semiconductor oxygen (O2) supply
- electronic-grade carbon monoxide (CO) supply
- high-purity carbon dioxide (CO2) supply
- fluorocarbon (CxFy) supply
- carbon tetrafluoride (CF4) supply
- F2/N2 fluorine-nitrogen mixture supply
- germane (GeH4) supply
- hydrogen bromide (HBr) supply
- hydrogen chloride (HCl) supply
- nitrous oxide (N2O) supply
- Ne/Xe laser-gas mixture supply
- nitrogen trifluoride (NF3) supply
- ammonia (NH3) supply
- silane (SiH4) supply
- disilane (Si2H6) supply
- hexachlorodisilane (Si2Cl6) supply
- dichlorosilane (SiH2Cl2) supply
- trichlorosilane (SiHCl2) supply
- sulfur hexafluoride (SF6) supply
- arsine (AsH3) supply
- diborane (B2H6) supply
- phosphine (PH3) mixture supply
- chlorine (Cl2) supply
- fluorine (F2) supply
- on-site fluorine systems for TFT-LCD chamber cleaning
- turnkey gas systems for large LED fabs
- clean-room cylinder filling
- corrosive-gas purification
- high-purity gases and accurate gas mixtures
- precision-engineered gas supply systems
- large-scale on-site SPECTRA-N high-purity nitrogen generators